Er4 Al4 O12
ceramic· Er4 Al4 O12
Er₄Al₄O₁₂ is a rare-earth aluminum oxide ceramic compound combining erbium (a lanthanide element) with alumina in a mixed-oxide crystal structure. This material belongs to the family of rare-earth ceramics and is primarily of research and development interest rather than established commercial production, with potential applications in high-temperature refractory systems, optical devices, and advanced ceramic matrices where rare-earth doping enhances thermal stability or luminescent properties.
high-temperature refractoriesoptical ceramics and phosphorsceramic matrix compositesresearch materialsthermal barrier coatings (developmental)rare-earth ceramic compounds
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.